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. . . . . . . . data file takes is based on avro serialization framework which was primarily created for hadoop.
The NEP-2020 proposes to prepare which of the curriculum frameworks? (A) National Curriculum Framework for School Education (B) National Curriculum Framework for Adult Education (C) National Curriculum Framework for Teacher Education (D) National Curriculum Framework for Technical Education (E) National Curriculum Framework for Vocational Education Choose the correct answer from the options given below :
Which of the following statements are true?
Statement I Big data refers to no precise quantity, but generally refers to data in the range of Petabytes and Exabyte, i.e. billions to trillions of records, all from various sources. Big data is generated much faster. than traditional data in much larger quantities.
Statement II Big data interests industries because they are able to learn more patterns and curious variances than smaller data sets, with the capability to provide valuable insights into consumer behaviour, weather systems, financial market activity, or other phenomena.
Statement III Various departments and product lines use various applications within most organisations and store data in separate datasets. These separate databases may contain similar data, but data from one data base to another is not always consistent. This is called data silo.
You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create anapplication. The application uses the ADO.NET Entity Framework to model entities. Theapplication allows users to make changes to entities while disconnected from the central data store. You need to ensure that when the user connects to the central data store and retrieves new data, the application meets the following requirements:
  • Changes made to the local data store in disconnected mode are preserved.
  • Entities that have already been loaded into the local data store, but have not been modified by the user, are updated with the latest data.
What should you do?
The Avros class also has a _____ method for creating PTypes for POJOs using Avro’s reflection-based serialization mechanism.
The Avros class also has a . . . . . . . . method for creating PTypes for POJOs using Avro's reflection-based serialization mechanism.
Microsoft .NET Library for Avro provides data serialization for the Microsoft ___________ environment.
Microsoft .NET Library for Avro provides data serialization for the Microsoft . . . . . . . . environment.
Which of the following methods is used to avoid serialization of new class whose super class already implements Serialization?
In Hadoop, what is the function of the Hadoop NameNode in the Hadoop Distributed File System (HDFS)?